<template>
	<view>
		<view class="goods-list">
		  <view v-for="(goods, i) in goodsList" 
        :key="i" @click="gotoDetail(goods)">
        <my-goods :goods="goods"></my-goods>
      </view>
		</view>
	</view>
</template>

<script>
	export default {
		data() {
			return {
        // 请求参数对象
				queryObj: {
          query: '',
          cid: '',
          pagenum: 1,
          pagesize: 10
        },
        goodsList: [],
        total: 0,
        isloading: false
      }
    },
    onLoad(options){
      console.log(options)
      this.queryObj.query = options.query || ''
      this.queryObj.cid = options.cid || ''      
      
      this.getGoodsList()
    },
    methods: {
      // 获取商品列表数据的方法
      async getGoodsList(cb){
        this.isloading = true
        const {data: res} = 
          await uni.$http.
          get('/api/public/v1/goods/search', 
          this.queryObj)
        this.isloading = false
        cb && cb()
        if(res.meta.status !== 200) return uni.$showMsg()
        
        this.goodsList = [...this.goodsList,...res.message.goods]
        this.total = res.message.total
      },
      onReachBottom(){
        // 判断是否还有下一页数据
        if(this.queryObj.pagenum * this.queryObj.pagesize >= this.total) 
          return uni.$showMsg('数据加载完毕!')
        // 判断是否正在请求其他数据, 如果是, 则不发起额外的请求
        if(this.isloading) return
        // 让页码值自增+1
        this.queryObj.pagenum ++
        this.getGoodsList()
      },
      onPullDownRefresh(){
        // 重置关键数据
        this.queryObj.pagenum = 1
        this.total = 0
        this.isloading = false
        this.goodsList = []
        // 重新发起数据请求
        this.getGoodsList(() => uni.stopPullDownRefresh())
      },
      gotoDetail(item){
        uni.navigateTo({
          url: '/subpkg/goods_detail/goods_detail?goods_id=' + item.goods_id
        })
      }
    },
  }
</script>

<style lang="scss">

</style>
  // .goods-list{
  //   padding: 10px;
  //   .goods-item{
  //     display: flex;
  //     padding-bottom: 10px;
  //     margin: 10px 0;
  //     border-bottom: 1px solid #efefef;
  //     .goods-item-left{
  //       width: 33.33%;
  //       .goods-pic{
  //         width: 100px;
  //         height: 100px;
  //       }
  //     }
  //     .goods-item-right{
  //       display: flex;
  //       flex-direction: column;
  //       justify-content: space-between;
  //       margin-left: 10px;
  //       font-size: 12px;
  //     }
  //   }
  // }

